快速答案
lícito 关注规则是否允许；legítimo 关注是否正当、有权或真实。
可靠的方法是先判断这个词在句子里的功能，再翻译。
每个词的作用
lícito
lawful or permitted
Use lícito for not prohibited by law or an applicable rule.
legítimo
legitimate, rightful, or genuine
Use legítimo for justified by authority or fairness, or authentic in origin.
如何选择
- lícito: Choose lícito if the sentence points to not prohibited by law or an applicable rule.
- legítimo: Choose legítimo if the sentence points to justified by authority or fairness, or authentic in origin.
例句
A atividade é lícita e regulamentada.
The activity is lawful and regulated.
A comunidade apresentou uma reivindicação legítima.
The community presented a legitimate demand.
常见误区
An action can be lícita yet socially contested as illegítima, or morally legitimate while current law still prohibits it.
放到语境中练习
从你的真实生活中选一个句子，写两遍：一次用 lícito，一次用 legítimo。如果两个版本都可以，说明意思怎样变化。